*{margin: 0;padding: 0;}
	html,body{height: 100%;}
	body{background: linear-gradient(to bottom, #131313 0%,#02101c 100%);}
	.canvas-box{position: fixed;left: 0;top: 0;z-index: -1;}
	.box{position: absolute;z-index: 10;color:#fff;font-family: Arial;left: 50%;top:50%;transform: translate(-50%,-50%);text-align: center;}
	a:link,a:hover,a:visited,a:active{text-decoration: none;color: inherit;display: block;}
	a{margin: 30px 0;font-size: 20px;}